Supposedly now in the OED. When asked Will Smith, who invented the word, said it was "Nuclear Cool". Taking something to next level over just being cool. Also used as an adjective, associating cool the word it modifies.
I'm getting jiggy in that dance.
by Ron February 25, 2003

by Sammie Jo-Jo July 9, 2005

by Twizzle Nut March 13, 2019

A sham. An object or action that is inappropriate. Something that doesn't function properly or live up to guarantees. It's a lemon. It causes disappointment, befuddlement, or anger. It's something that just isn't what it should be.
My date last night was a total bogus jiggy--the guy looked nothing like the pic in his online dating profile!
by Bogus Jigster March 20, 2009

John:"I just had the best night with Carol"
Gary:"Did you give her the ol' jiggy twigger?"
John:"fuck off Gary"
Gary:"Did you give her the ol' jiggy twigger?"
John:"fuck off Gary"
by trosk-ski October 28, 2013

A nickname given to Gerard Way, lead singer of My Chemical Romance and author of the Umbrella Academy comics, by his fellow band members. There is no certain reason as to why this is his nickname.
by MCFO(; February 20, 2010
